00501 Levi's Men's 501 Original Fit Jeans The blue jean that started it all. Levi's button-fly 501 Original Jean is still straight through the seat, thigh and leg, a bestseller for its one-of-a-kind fit. The tilted waistband pitches toward the front. Finishes have been hand treated and washed down to give them a soft and comfortable feel. Wear it true to size or size it up for a looser look. 100% Cotton. Original fit Classic seat and thigh Sits below waist 16 inch leg opening on all finishes except Shrink to Fit 17 inch leg opening for Shrink to Fit Straight leg Button fly Fabric 100% Cotton Product Care Wash and dry inside out with like colors. Liquid detergent is recommended.